12 · 18 = 36· x x = 56 14 x = = x 2 175 · x = 350 · 25 x = 18 x x = = 26 65 8 · 102 = x · 17 x = 91 x x = = 36 84 x · 235 = 47· 75 x = 13'5 17 x = = 34 x 14'25 · 8 = 38· x x = 30 35 x = = 42 x 42'75 · 14 = x · 299'25 x = 9'5 x x = = 42'75 4'5 x · 24 = 18 · 12 x = 58 x x = = 10 15 46 · 4 = 23· x x = 60 72 x = = 25 x 65 · x = 39· 55 x = 29 31 x = = 203 x 12 · 96 = x · 48 x = 49 x x = = 35 15 |